---
product_id: 105843789
title: "Aube RC840T-120 On/Off Switching Electric Heating Relay with Built-in Transformer 24V"
brand: "aube technologies"
price: "154366CFA"
currency: XOF
in_stock: true
url: https://www.desertcart.sn/products/105843789-aube-rc840t-120-on-off-switching-electric-heating-relay-built
store_origin: SN
region: Senegal
---

# Instantaneous Relay Built-in 24V Transformer Easy Installation Aube RC840T-120 On/Off Switching Electric Heating Relay with Built-in Transformer 24V

**Brand:** aube technologies
**Price:** 154366CFA
**Availability:** ✅ In Stock

## Summary

> 🔧 Power Up Your Comfort with Precision!

## Quick Answers

- **What is this?** Aube RC840T-120 On/Off Switching Electric Heating Relay with Built-in Transformer 24V by aube technologies
- **How much does it cost?** 154366CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/105843789-aube-rc840t-120-on-off-switching-electric-heating-relay-built)

## Best For

- aube technologies enthusiasts

## Why This Product

- Trusted aube technologies brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Robust Design:** Crafted with durable plastic and silver contact material for longevity.
- • **Effortless Setup:** Designed for easy DIN rail mounting, making installation a breeze.
- • **Instant Response:** Experience zero delay with instantaneous relay activation.
- • **Compact Dimensions:** Space-saving design at 5.28 x 3.78 x 2.44 inches.
- • **Universal Compatibility:** Seamlessly integrates with all 24 VAC thermostats.

## Overview

The Aube RC840T-120 On/Off Switching Electric Heating Relay is a universal replacement solution featuring a built-in 24V transformer. It offers instantaneous relay activation with no delay, ensuring efficient operation. Compatible with all 24 VAC thermostats, this relay is designed for easy installation on DIN rails, making it a reliable choice for modern heating systems.

## Description

Aube RC840T-120 On/Off Switching Electric Heating Relay with Built-in Transformer 24V

## Features

- Universal Replacement, Built In 24V Transformer, Easy Install
- Compatible with all 24 VAC thermostats
- Instantaneous Relay (No Delay)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Connector Type | Screw |
| Contact Material | Silver |
| Contact Type | Normally Open |
| Mounting Type | DIN Rail Mount |
| Brand | AUBE TECHNOLOGIES |
| Operation Mode | Electric |
| Coil Voltage | 24 Volts |
| Maximum Switching Voltage | 24 Volts |
| UPC | 811241030448 |
| Manufacturer | Aube Technologies |
| Item Weight | 13.3 ounces |
| Package Dimensions | 5.28 x 3.78 x 2.44 inches |
| Is Discontinued By Manufacturer | No |
| Color | Black |
| Material | Plastic |
| Measurement System | Imperial |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Connector Type:** Screw
- **Contact Material:** Silver
- **Contact Type:** Normally Open
- **Mounting Type:** DIN Rail Mount
- **Brand:** AUBE TECHNOLOGIES

## Images

![Aube RC840T-120 On/Off Switching Electric Heating Relay with Built-in Transformer 24V - Image 1](https://m.media-amazon.com/images/I/71tIXoflIlL.jpg)

## Frequently Bought Together

- Aube RC840T-120 On/Off Switching Electric Heating Relay with Built-in Transformer 24V
- Aube Technologies RC840T-120 Electromechanical Relay with Built In Relay

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.sn/products/105843789-aube-rc840t-120-on-off-switching-electric-heating-relay-built](https://www.desertcart.sn/products/105843789-aube-rc840t-120-on-off-switching-electric-heating-relay-built)

---

*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-02-21*